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HBS 1.1.4 - Bones &
| Term | Definition |
|---|---|
| -osteo | bone |
| Long Bones | a hard, dense bone that is longer then wide |
| Short Bones | bones with equal length, width and thickness |
| Flat Bones | bones designed to protect internal organs and provide wide areas for muscle attachment |
| Irregular Bones | bones with unique/irregular shapes |
| Diaphysis | the midsection of a long bone |
| Epiphysis | the round end of a long bone |
| Epiphyseal Line | The remnant of the growth plate |
| Metaphysis | Region between shaft and end |
| Medullary Cavity | Hollow center of bone |
| Yellow Bone Marrow | Fat-storing bone marrow |
| Periosteum | Outer covering of bone |
| Articular Cartilage | Covers bone ends at joints |
| Spongy Bone | Lightweight, porous bone tissue |
| Trabeculae | Thin supporting bone structures |
| Red Bone Marrow | Produces blood cells |
| Osteon | Basic compact bone unit |
| Haversian Canal | Central canal containing blood vessels |
| Osteocyte | Mature bone cell |
| Osteoblast | Builds new bone |
| Osteoclast | Breaks down bone |
| Canaliculi | Tiny channels between bone cells |
| Lamellae | Layers of bone tissue |
| Endosteum | Inner lining of bone |
| Lacuna | Small space housing bone cell |
| Arterioles | Small arteries |
| Venules | Small veins |